(B) fo.z foro
(B) fo.z foro
(B) fo.z foro
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36 Sarnple Exarnimation Two Section I<br />
16. The all-time leader in career bafting average among major league basebail players is Ty<br />
Cobb with a career average of 0.366. This means he got a hit in 36.5oh of his official<br />
at-bats. What was Cobb's probabiliry of getting at least one hit in <strong>fo</strong>ur official at-bats?<br />
(A) 0.092<br />
(B) 0.134<br />
(c) 0.162<br />
(D) 0.366<br />
(E) 0.838<br />
17. Which of the <strong>fo</strong>lloiving accurately describes the polr,er of a statistical test of<br />
hypothesis?<br />
(A) It is equal to the p-value.<br />
(B) It is equal to 1- (p-value).<br />
(C) It is equal to d, the significance level.<br />
(D) It is the probability that a test using a fixed value of s will reject H,, when a<br />
particular alternative value of the parameter is true.<br />
(E) It is equal to p.<br />
Answer<br />
Answer<br />
I 8. The equation of the least squares regression line lor a set of points in a scatterplot is<br />
given by i = 2.2+ 0.8lx. The point (5, 7) is one poinr on this scatterplot. Which of the<br />
<strong>fo</strong>llowing is the residual <strong>fo</strong>r the point (5,7)?<br />
(A) 0,71<br />
(B) 0.7s<br />
(c) 4.0s<br />
(D) 6.25<br />
(E) 7.87<br />
or<br />
any Part ot thls page ls lllsgal<br />
Answer
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